1 files changed, 93 insertions, 0 deletions
diff --git a/src/mbgl/renderer/render_style.hpp b/src/mbgl/renderer/render_style.hpp
new file mode 100644
index 0000000000..ff03b48fdf
--- /dev/null
+++ b/src/mbgl/renderer/render_style.hpp
@@ -0,0 +1,93 @@
+#pragma once
+
+#include <mbgl/style/image.hpp>
+#include <mbgl/renderer/render_source.hpp>
+#include <mbgl/renderer/render_source_observer.hpp>
+#include <mbgl/renderer/render_layer.hpp>
+#include <mbgl/renderer/render_light.hpp>
+#include <mbgl/text/glyph_atlas_observer.hpp>
+#include <mbgl/map/zoom_history.hpp>
+#include <mbgl/map/mode.hpp>
+
+#include <memory>
+#include <string>
+#include <vector>
+
+namespace mbgl {
+
+class FileSource;
+class GlyphAtlas;
+class SpriteAtlas;
+class LineAtlas;
+class RenderData;
+class TransformState;
+class RenderedQueryOptions;
+class Scheduler;
+class UpdateParameters;
+class RenderStyleObserver;
+
+namespace style {
+class Image;
+class Source;
+class Layer;
+} // namespace style
+
+class RenderStyle : public GlyphAtlasObserver,
+                    public RenderSourceObserver {
+public:
+    RenderStyle(Scheduler&, FileSource&);
+    ~RenderStyle() final;
+
+    void setObserver(RenderStyleObserver*);
+    void update(const UpdateParameters&);
+
+    bool isLoaded() const;
+    bool hasTransitions() const;
+
+    RenderSource* getRenderSource(const std::string& id) const;
+
+    std::vector<const RenderLayer*> getRenderLayers() const;
+
+          RenderLayer* getRenderLayer(const std::string& id);
+    const RenderLayer* getRenderLayer(const std::string& id) const;
+
+    const RenderLight& getRenderLight() const;
+
+    RenderData getRenderData(MapDebugOptions, float angle);
+
+    std::vector<Feature> queryRenderedFeatures(const ScreenLineString& geometry,
+                                               const TransformState& transformState,
+                                               const RenderedQueryOptions& options) const;
+
+    void setSourceTileCacheSize(size_t);
+    void onLowMemory();
+
+    void dumpDebugLogs() const;
+
+    Scheduler& scheduler;
+    FileSource& fileSource;
+    std::unique_ptr<GlyphAtlas> glyphAtlas;
+    std::unique_ptr<SpriteAtlas> spriteAtlas;
+    std::unique_ptr<LineAtlas> lineAtlas;
+
+private:
+    std::vector<Immutable<style::Image::Impl>> imageImpls;
+    std::vector<Immutable<style::Source::Impl>> sourceImpls;
+    std::vector<Immutable<style::Layer::Impl>> layerImpls;
+
+    std::unordered_map<std::string, std::unique_ptr<RenderSource>> renderSources;
+    std::unordered_map<std::string, std::unique_ptr<RenderLayer>> renderLayers;
+    RenderLight renderLight;
+
+    // GlyphAtlasObserver implementation.
+    void onGlyphsError(const FontStack&, const GlyphRange&, std::exception_ptr) override;
+
+    // RenderSourceObserver implementation.
+    void onTileChanged(RenderSource&, const OverscaledTileID&) override;
+    void onTileError(RenderSource&, const OverscaledTileID&, std::exception_ptr) override;
+
+    RenderStyleObserver* observer;
+    ZoomHistory zoomHistory;
+};
+
+} // namespace mbgl